75828443545 has 8 divisors (see below), whose sum is σ = 91451390400. Its totient is φ = 60357916080.

The previous prime is 75828443539. The next prime is 75828443557. The reversal of 75828443545 is 54534482857.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 75828443545 - 2¹⁹ = 75827919257 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38103751 + ... + 38105740.

It is an arithmetic number, because the mean of its divisors is an integer number (11431423800).

Almost surely, 2^75828443545 is an apocalyptic number.

It is an amenable number.

75828443545 is a deficient number, since it is larger than the sum of its proper divisors (15622946855).

75828443545 is a wasteful number, since it uses less digits than its factorization.

75828443545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76209695.

The product of its digits is 21504000, while the sum is 55.

The spelling of 75828443545 in words is "seventy-five billion, eight hundred twenty-eight million, four hundred forty-three thousand, five hundred forty-five".